package com.atguigu.demo.eduservice.controller;


import com.atguigu.commonutils.R;
import com.atguigu.demo.eduservice.entity.EduTeacher;
import com.atguigu.demo.eduservice.entity.vo.TeacherQuery;
import com.atguigu.demo.eduservice.service.EduTeacherService;
import com.atguigu.servicebase.exceptionhandler.GuliException;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.PerformanceInterceptor;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Profile;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * <p>
 * 讲师 前端控制器
 * </p>
 *
 * @author testjava
 * @since 2024-12-09
 */
@Api(description="讲师管理")
@RestController
@RequestMapping("/eduservice/teacher")
@CrossOrigin
public class EduTeacherController {
    //http:localhost:8001/eduservice/teacher/findAll
    //把service注入
    @Autowired
    private EduTeacherService teacherService;
    //查询讲师表所有数据
    //rest风格
    @ApiOperation(value = "所有讲师列表")
    @GetMapping("findAll")
    public R findAllTeacher(){
        //调用service中的方法实现查询所有的操作
        List<EduTeacher> list = teacherService.list(null);
        return R.ok().data("items",list);//链式编程
    }
//2逻辑删除讲师的方法
    @ApiOperation(value = "根据ID删除讲师")
    @DeleteMapping("{id}")
    public R removeTeacher(@ApiParam(name = "id", value = "讲师ID", required = true)@PathVariable String id){
        boolean flag = teacherService.removeById(id);
        if (flag){
            return R.ok();
        }else {
            return R.error();
        }
    }
    //分页查询讲师的方法
    //current代表当前页
    //limit每页记录数
    @GetMapping("pageTeacher/{current}/{limit}")
    public R pageListTeacher(@PathVariable long current,
                             @PathVariable long limit){
        //创建page对象
        Page<EduTeacher> pageTeacher = new Page<>(current,limit);
        try {
            int i = 10/0;
        }catch (Exception e){
            throw new GuliException(20001,"执行了自定义异常处理...");
        }
        teacherService.page(pageTeacher,null);
        long total = pageTeacher.getTotal();//总记录数
        List<EduTeacher> records = pageTeacher.getRecords();
//        Map map = new HashMap();
//        map.put("total",total);
//        map.put("rows",records);
//        return R.ok().data(map);
        return R.ok().data("total",total).data("rows",records);
    }
    //条件查询带分页的方法
    @PostMapping("pageTeacherCondition/{current}/{limit}")
    public R pageTeacherCondition(@PathVariable long current, @PathVariable long limit,
                                  @RequestBody TeacherQuery teacherQuery){
        //创建page对象
        Page <EduTeacher> pageTeacher = new Page<>(current,limit);
        //构建条件
        QueryWrapper<EduTeacher> wrapper = new QueryWrapper<>();
        String name = teacherQuery.getName();
        Integer level = teacherQuery.getLevel();
        String begin = teacherQuery.getBegin();
        String end = teacherQuery.getEnd();
        if (!StringUtils.isEmpty(name)){
            wrapper.like("name",name);
        }
        if (!StringUtils.isEmpty(level)) {
            wrapper.eq("level",level);
        }
        if (!StringUtils.isEmpty(begin)) {
            wrapper.ge("gmt_create",begin);
        }
        if (!StringUtils.isEmpty(end)) {
            wrapper.le("gmt_create",end);
        }
        wrapper.orderByDesc("gmt_create");
        teacherService.page(pageTeacher,wrapper);
        long total = pageTeacher.getTotal();//总记录数
        List<EduTeacher> records = pageTeacher.getRecords();
        return R.ok().data("total",total).data("rows",records);
    }

    //添加讲师接口方法
    @PostMapping("addTeacher")
    public R addTeacher(@RequestBody EduTeacher eduTeacher){
        boolean save = teacherService.save(eduTeacher);
        if (save){
            return R.ok();
        }else {
            return R.error();
        }
    }

    //根据讲师id进行查询
    @GetMapping("getTeacher/{id}")
    public R getTeacher(@PathVariable String id){
        EduTeacher eduTeacher = teacherService.getById(id);
        return R.ok().data("teacher",eduTeacher);

    }
    //修改讲师功能
    @PostMapping("updateTeacher")
    public R updateTeacher(@RequestBody EduTeacher eduTeacher){
        boolean flag = teacherService.updateById(eduTeacher);
        if (flag){
            return R.ok();
        }else {
            return R.error();
        }
    }
//    @Bean
//    @Profile({"dev","test"})// 设置 dev test 环境开启
//    public PerformanceInterceptor performanceInterceptor() {
//        PerformanceInterceptor performanceInterceptor = new PerformanceInterceptor();
//        performanceInterceptor.setMaxTime(1000);//ms，超过此处设置的ms则sql不执行
//        performanceInterceptor.setFormat(true);
//        return performanceInterceptor;
//    }
}

